Matthew Perry's death: Inside the investigation to determine how the 'Friends' actor died

An autopsy may have answered a lot of fundamental questions about the state of Matthew Perry’s body, including his heart, arteries and lungs. But a more detailed examination, conducted by a toxicologist and looking for chemicals in his organs, may tell another story. Photo: Reuters

Hours before Matthew Perry died at his Pacific Palisades homes Saturday, he had played pickleball.

He returned home, law enforcement sources said, and at some point, got into his hot tub. It was there that an assistant found him unresponsive and called 911 around 4pm.